Disclaimer

Known affected versions were inferred from fixed-version data and were not explicitly confirmed by the vendor: 8.1.5

The earliest recollection of this bug is traced back to PAN-OS 8.1 - July 22, 2025. This bug is fixed in PAN-OS versions 8.1.6. Memory issues on Palo Alto Networks hardware and virtual appliances cause intermittent management plane instability. Fixed memory issues on Palo Alto Networks hardware and virtual appliances that caused intermittent management plane instability. For more information: https://docs.paloaltonetworks.com/pan-os/8-1/pan-os-release-notes/pan-os-8-1-addressed-issues/pan-os-8-1-6-addressed-issues https://docs.paloaltonetworks.com/pan-os/8-1/pan-os-release-notes/pan-os-8-1-release-information/known-issues/known-issues-related-to-pan-os-8-1-releases